24-hour TSP Monitoring Results | ||||||||||||||
Location AM9(a) - Work Site Boundary (Near Ngong Shuen Chau Barracks Group 2) | ||||||||||||||
Start Date | Weather | Air | Atmospheric | Filter Weight (g) | Particulate | Elapse Time | Sampling | Flow Rate (m3/min.) | Av. flow | Total vol. | Conc. | |||
Condition | Temp. (K) | Pressure, Pa (mmHg) | Initial | Final | Weight (g) | Initial | Final | Time(hrs.) | Initial | Final | (m3/min) | (m3) | (µg/m3) | |
4-Oct-17 | Cloudy | 302.7 | 763.4 | 2.8233 | 2.9380 | 0.1147 | 8217.6 | 8241.6 | 24.0 | 1.23 | 1.23 | 1.23 | 1776.9 | 64.5 |
10-Oct-17 | Sunny | 302.2 | 760.5 | 2.8492 | 2.9902 | 0.1410 | 8241.6 | 8265.6 | 24.0 | 1.21 | 1.21 | 1.21 | 1736.9 | 81.2 |
16-Oct-17 | Cloudy | 301.9 | 758.7 | 2.8605 | 2.8947 | 0.0342 | 8265.6 | 8289.6 | 24.0 | 1.21 | 1.21 | 1.21 | 1735.7 | 19.7 |
20-Oct-17 | Sunny | 295.9 | 762.5 | 2.8096 | 2.9819 | 0.1723 | 8289.6 | 8313.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1758.1 | 98.0 |
Min | 19.7 | |||||||||||||
Max | 98.0 | |||||||||||||
Average | 65.9 |